Government Procurement Act: Primary legislation governing public procurement in Singapore (Cap. 120). Sets the fundamental framework for government procurement procedures.

Government Procurement (Application) Order: Subsidiary legislation that specifies the entities and types of procurement to which the Government Procurement Act applies.

Government Procurement Regulations: Detailed regulations implementing the Government Procurement Act, providing specific procedures and requirements.

MOF Government Procurement Guide: Ministry of Finance's comprehensive guide providing practical guidance on procurement procedures and best practices.

Government Instruction Manual on Procurement (IM4): Detailed internal government manual providing specific instructions and procedures for public procurement.

Competition Act: Legislation (Cap. 50B) ensuring fair competition in procurement processes and preventing anti-competitive behavior.

Prevention of Corruption Act: Legislation (Cap. 241) establishing anti-corruption measures and transparency requirements in procurement processes.

Personal Data Protection Act 2012: Legislation governing the collection, use, and disclosure of personal data, relevant when handling vendor or personnel information.

WTO GPA: World Trade Organization Agreement on Government Procurement, international treaty obligations affecting Singapore's procurement practices.

Singapore FTAs: Various Free Trade Agreements containing government procurement chapters that Singapore must comply with.

Tender Advertisement Requirements: Specific rules regarding how and where public tenders must be advertised to ensure transparency and competition.

Publication Period Rules: mandatory minimum periods for keeping tenders open to ensure adequate time for vendor responses.

Technical Specifications Guidelines: Requirements for how technical specifications must be written to ensure fairness and clarity.

Evaluation Criteria Standards: Guidelines for establishing and applying fair and transparent criteria for evaluating tender submissions.

Vendor Qualification Requirements: Standard criteria and documentation required for vendors to qualify for government tenders.

Appeal Procedures: Formal processes for handling vendor appeals and disputes in the procurement process.